Home / 36,978,416.50-51,028,347.56-20,232,793.63

Finding the Fourth Proportional to 36,978,416.50, 51,028,347.56 and 20,232,793.63

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Solution

The fourth proportional to 36,978,416.50, 51,028,347.56 and 20,232,793.63 is: 27,920,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,978,416.50 : 51,028,347.56 = 20,232,793.63 : x
  2. Step 2: Convert to fraction form
    36,978,416.50/51,028,347.56 = 20,232,793.63/x
  3. Step 3: Cross multiply
    36,978,416.50x = 51,028,347.56 × 20,232,793.63
  4. Step 4: Simplify right side
    36,978,416.50x = 1,032,446,025,461,394
  5. Step 5: Solve for x
    x = 1,032,446,025,461,394/36,978,416.50
  6. Step 6: Final answer
    x = 27,920,233.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.